CN203062454U - Centerless grinding machine - Google Patents
Centerless grinding machine Download PDFInfo
- Publication number
- CN203062454U CN203062454U CN 201220567840 CN201220567840U CN203062454U CN 203062454 U CN203062454 U CN 203062454U CN 201220567840 CN201220567840 CN 201220567840 CN 201220567840 U CN201220567840 U CN 201220567840U CN 203062454 U CN203062454 U CN 203062454U
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- China
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- crushing
- fixed
- ball screw
- grinding
- grinding wheel
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- Expired - Fee Related
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Abstract
The utility model discloses a centerless grinding machine which comprises a grinding mechanism and a controller. The grinding mechanism comprises a bottom board, a grinding wheel, a supporting frame, a coupling, a ball screw, a servo motor and a planet gear speed reducer. The grinding wheel is installed on the supporting frame. A workpiece to be grinded is installed on the ball screw. The servo motor drives the planet gear speed reducer which drives the coupling. The coupling drives the ball screw. The servo motor is controlled by the controller. The centerless grinding machine integrates multi-disciplined knowledge such as machinery, electricity and controlling, theory and practice are organically combined, and the purpose of comprehensive quality training is achieved.
Description
Technical field
The utility model relates to a kind of teaching aid, particularly a kind of centerless grinder for courses such as Fundamentals of Machine Design, mechanical drawing, PLC control, machinings.
Background technology
In courses such as Fundamentals of Machine Design, mechanical drawing, PLC control, machining, in order to help the student better to understand the face of cylinder continuous grinding (throwing) of each Artenkreis class, axle class and pipe part, and the process steps of each species stage, taper and the manual crush grinding of the cylinder surfaces of revolution (polishing), with theory with start practice and organically combine, reach the effect that overall qualities are cultivated, designed centerless grinder of the present invention.
The utility model content
The utility model purpose: the purpose of this utility model is in order to solve the deficiencies in the prior art, a kind of centerless grinder to be provided.
Technical scheme: in order to realize above purpose, a kind of centerless grinder described in the utility model comprises: grinding mechanism and controller; Described grinding mechanism comprises: base plate, guide wheel, bracing frame, ball screw, crushing drive servomotor, planet-gear speed reducer, abrasive grinding wheel, crushing motor, crushing cutter and fixed mount; Described guide wheel is fixed on the base plate by bracing frame; Described abrasive grinding wheel is fixed on the bottom of fixed mount, and described ball screw is fixed on the top of fixed mount; Described workpiece to be processed is placed on guide wheel and the abrasive grinding wheel, and is propped up by guide wheel and abrasive grinding wheel; Described crushing motor is sleeved on the ball screw; Described crushing driving servomotor is fixed on fixed mount top one end and is connected with ball wire; Described crushing cutter is fixed on crushing motor below; Planet-gear speed reducer is fixed on the base plate, is connected with abrasive grinding wheel.
Centerless grinder described in the utility model comprises: controller; Described controller comprises: PLC and servo amplifier; Described PLC is connected with servo amplifier; Described servo amplifier is connected with crushing driving servomotor, planet-gear speed reducer, crushing motor.Adopt PLC control centerless grinder, be provided with automatic crush grinding program, the amount of feeding, speed, time are adjustable.
Support frame as described above is dual-gripper.
A kind of using method of centerless grinder, specific as follows: during grinding, described PLC control servo amplifier drives the planet-gear speed reducer running, and planet-gear speed reducer drives abrasive grinding wheel and the guide wheel rotation is carried out grinding to described workpiece to be processed; During crushing, PLC control servo amplifier drives crushing and drives servomotor, crushing drives servomotor and drives the ball screw rotation, the ball screw rotation drives the crushing motor in the ball screw transverse movement, controls the finishing size of emery wheel in the crushing motor movement by the crushing cutter.
The utility model is the surface quality height when grinding work piece, the precision height.In the grinding, select the centreless grinding emery wheel of coarseness to be often used for corase grind processing, can not include high workpiece by processing request, adding man-hour in order to accelerate grinding speed, can adopt this method to workpiece first road processing that processing capacity is bigger, adopt this mode process velocity fast; Select the workpiece quality precision of fine-grained centreless grinding emery wheel processing, its process velocity is slow slightly, and processed workpiece is highly polished.
The utility model is mainly used to continuous grinding (throwing) is carried out on the face of cylinder of each Artenkreis class, axle class and pipe part, and each species stage, taper and the cylinder surfaces of revolution are carried out manual crush grinding (polishing).Move to realize radial feed by wheel frame during crush grinding, also be suitable for the workpiece of grinding tape spool shoulder or boss, and cone, spheroid or other the plain lines workpiece that is curve.
Beneficial effect: a kind of centerless grinder described in the utility model has the following advantages:
1, the utility model has been gathered multi-subject knowledges such as mechanical, electrical, control, with theory with start practice and organically combine, reached the purpose that overall qualities are cultivated;
2, adopt PLC control centerless grinder in the utility model, be provided with automatic crush grinding program, the amount of feeding, speed, time are adjustable;
3, bracing frame described in the utility model adopts dual-gripper, and bearing capacity is big, the precision height;
4, workpiece to be processed described in the utility model is placed on guide wheel and the abrasive grinding wheel, and is propped up by guide wheel and abrasive grinding wheel; Drive gap has been eliminated in this design, thereby the workpiece that has guaranteed processing can obtain higher precision;
5, the utility model can be repaired the emery wheel of wearing and tearing, to guarantee the grinding accuracy of processing.
Description of drawings
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Below in conjunction with specific embodiment, further illustrate the utility model, should understand these embodiment only is used for explanation the utility model and is not used in restriction scope of the present utility model, after having read the utility model, those skilled in the art all fall within the application's claims institute restricted portion to the modification of the various equivalent form of values of the present utility model.
Embodiment
A kind of centerless grinder comprises: grinding mechanism; Described grinding mechanism comprises: base plate 1, guide wheel 2, bracing frame 3, ball screw 5, crushing drive servomotor 6, planet-gear speed reducer 7, abrasive grinding wheel 8, crushing motor 9, crushing cutter 10 and fixed mount 11.
Described guide wheel 2 is fixed on the base plate 1 by bracing frame 3; Described abrasive grinding wheel 8 is fixed on the bottom of fixed mount 11, and described ball screw 5 is fixed on the top of fixed mount 11; Workpiece to be processed 4 is placed on guide wheel 2 and the abrasive grinding wheel 8, and is propped up by guide wheel 2 and abrasive grinding wheel 8; Described crushing motor 9 is sleeved on the ball screw 5; Described crushing driving servomotor 6 is fixed on fixed mount 11 tops, one end and is connected with ball screw 5; Described crushing cutter 10 is fixed on crushing motor 9 belows; Planet-gear speed reducer 7 is fixed on the base plate 1, is connected with abrasive grinding wheel 8.
The using method of the described centerless grinder of present embodiment, specific as follows: during grinding, described PLC control servo amplifier drives the planet-gear speed reducer running, and planet-gear speed reducer drives abrasive grinding wheel and the guide wheel rotation is carried out grinding to described workpiece to be processed; During crushing, PLC control servo amplifier drives crushing and drives servomotor, crushing drives servomotor and drives the ball screw rotation, the ball screw rotation drives the crushing motor in the ball screw transverse movement, controls the finishing size of emery wheel in the crushing motor movement by the crushing cutter.
Claims (3)
1. a centerless grinder is characterized in that: comprising: grinding mechanism; Described grinding mechanism comprises: base plate (1), guide wheel (2), bracing frame (3), ball screw (5), crushing drive servomotor (6), planet-gear speed reducer (7), abrasive grinding wheel (8), crushing motor (9), crushing cutter (10) and fixed mount (11);
Described guide wheel (2) is fixed on the base plate (1) by bracing frame (3); Described abrasive grinding wheel (8) is fixed on the bottom of fixed mount (11), and described ball screw (5) is fixed on the top of fixed mount (11); Workpiece to be processed (4) is placed on guide wheel (2) and the abrasive grinding wheel (8), and is propped up by guide wheel (2) and abrasive grinding wheel (8); Described crushing motor (9) is sleeved on the ball screw (5); Described crushing driving servomotor (6) is fixed on fixed mount (11) top one end and is connected with ball screw (5); Described crushing cutter (10) is fixed on crushing motor (9) below; Planet-gear speed reducer (7) is fixed on the base plate (1), is connected with abrasive grinding wheel (8).
2. a kind of centerless grinder according to claim 1 is characterized in that: comprising: controller; Described controller comprises: PLC and servo amplifier; Described PLC is connected with servo amplifier; Described servo amplifier is connected with crushing driving servomotor (6), planet-gear speed reducer (7), crushing motor (9).
3. centerless grinder according to claim 1 is characterized in that: support frame as described above (3) is dual-gripper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220567840 CN203062454U (en) | 2012-11-01 | 2012-11-01 | Centerless grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220567840 CN203062454U (en) | 2012-11-01 | 2012-11-01 | Centerless grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203062454U true CN203062454U (en) | 2013-07-17 |
Family
ID=48761280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220567840 Expired - Fee Related CN203062454U (en) | 2012-11-01 | 2012-11-01 | Centerless grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203062454U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102873601A (en) * | 2012-11-01 | 2013-01-16 | 健雄职业技术学院 | Centerless grinding machine |
| CN103447945A (en) * | 2013-08-30 | 2013-12-18 | 栾谨泉 | Improved dual-support oil wedge-shaped dynamic pressure spindle assembly for conical roller coreless grinding machine |
| CN111823136A (en) * | 2020-07-16 | 2020-10-27 | 徐州徐工液压件有限公司 | Multi-point coaxial workpiece supporting roller structure for multi-head grinding and polishing equipment |
-
2012
- 2012-11-01 CN CN 201220567840 patent/CN203062454U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102873601A (en) * | 2012-11-01 | 2013-01-16 | 健雄职业技术学院 | Centerless grinding machine |
| CN103447945A (en) * | 2013-08-30 | 2013-12-18 | 栾谨泉 | Improved dual-support oil wedge-shaped dynamic pressure spindle assembly for conical roller coreless grinding machine |
| CN111823136A (en) * | 2020-07-16 | 2020-10-27 | 徐州徐工液压件有限公司 | Multi-point coaxial workpiece supporting roller structure for multi-head grinding and polishing equipment |
| CN111823136B (en) * | 2020-07-16 | 2022-08-05 | 徐州徐工液压件有限公司 | Multi-point coaxial workpiece supporting roller structure for multi-head grinding and polishing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20141101 |
|
| EXPY | Termination of patent right or utility model |